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/*******************************************************************************
 * Copyright (c) 2000, 2007 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.team.tests.core;

import java.io.ByteArrayInputStream;
import java.util.*;

import junit.extensions.TestSetup;
import junit.framework.Test;
import junit.framework.TestSuite;

import org.eclipse.core.resources.*;
import org.eclipse.core.resources.team.*;
import org.eclipse.core.runtime.*;
import org.eclipse.team.core.RepositoryProvider;
import org.eclipse.team.core.TeamException;

public class RepositoryProviderTests extends TeamTest {
	public RepositoryProviderTests() {
		super();
	}
	
	public RepositoryProviderTests(String name) {
		super(name);
	}
	
	public static Test suite() {
		TestSuite suite = new TestSuite(RepositoryProviderTests.class);
		return new TestSetup(suite);
		//return new testSetup(new RepositoryProviderTests("test"));
	}
	
	public void testProvidersRegistered() throws CoreException, TeamException {
		List repoProviderIds = new ArrayList(Arrays.asList(RepositoryProvider.getAllProviderTypeIds()));
		assertEquals(true, repoProviderIds.contains(RepositoryProviderBic.NATURE_ID));
		assertEquals(true, repoProviderIds.contains(RepositoryProviderNaish.NATURE_ID));
		assertEquals(false, repoProviderIds.contains(RepositoryProviderOtherSport.NATURE_ID));
	}
	
	public void testGetProviderGeneric() throws CoreException, TeamException {
		IProject project = getUniqueTestProject("testGetProviderGeneric1");
		IProject project2 = getUniqueTestProject("testGetProviderGeneric2");
		
		// test that adding a non registered provider doesn't work
		boolean good = false;
		try {
			RepositoryProvider.map(project, RepositoryProviderOtherSport.NATURE_ID);
		} catch (TeamException e) {
			good = true;
		}
		assertTrue(good);
		
		// adding a valid team provider should be fine
		RepositoryProvider.map(project, RepositoryProviderNaish.NATURE_ID);
		RepositoryProvider.map(project2, RepositoryProviderNaish.NATURE_ID);
		RepositoryProvider provider1 = RepositoryProvider.getProvider(project);
		RepositoryProvider provider2 = RepositoryProvider.getProvider(project2);
		assertTrue(provider1 != null && provider1.getID().equals(RepositoryProviderNaish.NATURE_ID));
		assertTrue(provider2 != null && provider2.getID().equals(RepositoryProviderNaish.NATURE_ID));
		assertTrue(provider1.getProject().equals(project) && provider2.getProject().equals(project2));
		
		// remapping a provider is allowed
		RepositoryProvider.map(project, RepositoryProviderBic.NATURE_ID);	
		provider1 = RepositoryProvider.getProvider(project);
		assertTrue(provider1 != null && provider1.getID().equals(RepositoryProviderBic.NATURE_ID));
				
		// closed or non-existant projects cannot be associated with a provider
		IProject closedProject = getUniqueTestProject("testGetProviderGenericClosed");
		IProject nonExistantProject = ResourcesPlugin.getWorkspace().getRoot().getProject("nonExistant");
		closedProject.close(null);
		assertTrue(RepositoryProvider.getProvider(closedProject) == null);
		assertTrue(RepositoryProvider.getProvider(nonExistantProject) == null);
		
		// removing the nature removes the provider association
		RepositoryProvider.unmap(project);
		RepositoryProvider.unmap(project2);
		assertTrue(RepositoryProvider.getProvider(project)==null);
		assertTrue(RepositoryProvider.getProvider(project2)==null);
	}
	
	public void testGetProviderById() throws CoreException, TeamException {
		IProject project1 = getUniqueTestProject("testGetProviderById_1");
		IProject project2 = getUniqueTestProject("testGetProviderById_2");
		
		// adding a valid team provider should be fine
		RepositoryProvider.map(project1, RepositoryProviderBic.NATURE_ID);
		RepositoryProvider.map(project2, RepositoryProviderNaish.NATURE_ID);
		assertTrue(RepositoryProvider.getProvider(project1, RepositoryProviderBic.NATURE_ID)!=null);
		assertTrue(RepositoryProvider.getProvider(project2, RepositoryProviderNaish.NATURE_ID)!=null);
		
		// closed or non-existant projects cannot be associated with a provider
		IProject closedProject = getUniqueTestProject("testGetProviderGenericClosed");
		IProject nonExistantProject = ResourcesPlugin.getWorkspace().getRoot().getProject("nonExistant");
		closedProject.close(null);
		assertTrue(RepositoryProvider.getProvider(closedProject, "id") == null);
		assertTrue(RepositoryProvider.getProvider(nonExistantProject, "id") == null);
		
		// removing the nature removes the provider association
		RepositoryProvider.unmap(project1);
		RepositoryProvider.unmap(project2);
		assertTrue(RepositoryProvider.getProvider(project1, RepositoryProviderBic.NATURE_ID)==null);
		assertTrue(RepositoryProvider.getProvider(project2, RepositoryProviderNaish.NATURE_ID)==null);
	}
	
	public void testFileModificationValidator() throws CoreException, TeamException {
		IProject project = getUniqueTestProject("testFileModificationValidator");
		
		// adding a valid team provider should be fine
		RepositoryProvider.map(project, RepositoryProviderBic.NATURE_ID);
		RepositoryProviderBic bicProvider = (RepositoryProviderBic)RepositoryProvider.getProvider(project, RepositoryProviderBic.NATURE_ID);
		assertTrue(bicProvider!=null);
		
		// test that validator gets called by team core dispatching
		final boolean[] called = new boolean[] {false};
		bicProvider.setModificationValidator(new FileModificationValidator() {
			// can't test validate edit here because it is only called from editors
			public IStatus validateEdit(IFile[] files, FileModificationValidationContext context) {
				return null;
			}
			public IStatus validateSave(IFile file) {
				called[0] = true;
				return getTeamTestStatus(IStatus.OK);
			}
		});
		IFile file = project.getFile("test.txt");
		file.create(new ByteArrayInputStream("test".getBytes()), true, null);
		file.setContents(new ByteArrayInputStream("test2".getBytes()), true, false, null);
		assertTrue(called[0] == true);
		
		// test that validator can veto a setContents
		called[0] = false;
		bicProvider.setModificationValidator(new FileModificationValidator() {
			// can't test validate edit here because it is only called from editors
			public IStatus validateEdit(IFile[] files, FileModificationValidationContext context) {
				return null;
			}
			public IStatus validateSave(IFile file) {
				called[0] = true;
				return getTeamTestStatus(IStatus.ERROR);
			}
		});
		try {
			file.setContents(new ByteArrayInputStream("test3".getBytes()), true, false, null);
			fail("validate hook should veto this setContents");
		} catch(CoreException e) {
			assertTrue(called[0] == true);
		}
		
		// test that default validator allows the modification
		bicProvider.setModificationValidator(null);
		file.setContents(new ByteArrayInputStream("test4".getBytes()), true, false, null);	
	}
	
	public void testMoveDeleteHook() throws CoreException, TeamException {
		final IProject project = getUniqueTestProject("testMoveDeleteHook");
		
		// adding a valid team provider should be fine
		RepositoryProvider.map(project, RepositoryProviderBic.NATURE_ID);
		RepositoryProviderBic bicProvider = (RepositoryProviderBic)RepositoryProvider.getProvider(project, RepositoryProviderBic.NATURE_ID);
		assertTrue(bicProvider!=null);
		
		// only testing that dispatching works, resources plugin is testing the rest of the API
		final boolean[] called = new boolean[] {false, false, false, false, false, false};
		IMoveDeleteHook hook = new IMoveDeleteHook() {
			public boolean deleteFile(IResourceTree tree,	IFile file,	int updateFlags, IProgressMonitor monitor) {
				called[0] = true;
				return false;
			}
			public boolean deleteFolder(IResourceTree tree, IFolder folder, int updateFlags, IProgressMonitor monitor) {
				called[1] = true;
				return false;
			}
			public boolean deleteProject(IResourceTree tree, IProject project, int updateFlags, IProgressMonitor monitor) {
				called[2] = true;
				return false;
			}
			public boolean moveFile(IResourceTree tree, IFile source, IFile destination, int updateFlags, IProgressMonitor monitor) {
				called[3] = true;
				return false;
			}
			public boolean moveFolder(IResourceTree tree,	IFolder source,	IFolder destination, int updateFlags, IProgressMonitor monitor) {
				called[4] = true;
				return false;
			}
			public boolean moveProject(IResourceTree tree, IProject source, IProjectDescription description, int updateFlags, IProgressMonitor monitor) {
				called[5] = true;
				return false;
			}
		};
		bicProvider.setMoveDeleteHook(hook);
		
		IResource[] resources = buildResources(project, new String[] {"deleteFile.txt", "moveFile.txt", "deletedFolder/", "moveFolder/"});
		ensureExistsInWorkspace(resources, true);
		resources[0].delete(false, null);
		resources[1].move(resources[1].getFullPath().removeLastSegments(1).append("movedFile_NEW"), false, null);
		resources[2].delete(false, null);
		resources[3].move(resources[3].getFullPath().removeLastSegments(1).append("movedFolder"), false, null);
		// moving using the description allows the moved project to have natures ids or origination
		IProjectDescription desc = project.getDescription();
		desc.setName("movedProject");
		project.move(desc, false, null);
		IProject newProject = ResourcesPlugin.getWorkspace().getRoot().getProject("movedProject");
		bicProvider = (RepositoryProviderBic)RepositoryProvider.getProvider(newProject);
		bicProvider.setMoveDeleteHook(hook);
		newProject.delete(true, null);
		for (int i = 0; i < called.length; i++) {
			assertTrue(called[i]);
		}
	}
	
	public void testMoveDeleteHookBetweenProjects() throws CoreException, TeamException {
		final IProject projectA = getUniqueTestProject("testMoveDeleteHookBetweenProjects_A");
		final IProject projectB = getUniqueTestProject("testMoveDeleteHookBetweenProjects_B");
		final IProject projectC = getUniqueTestProject("testMoveDeleteHookBetweenProjects_C");
		
		// adding a valid team provider should be fine
		RepositoryProvider.map(projectA, RepositoryProviderBic.NATURE_ID);
		final RepositoryProviderBic bicProvider = (RepositoryProviderBic)RepositoryProvider.getProvider(projectA, RepositoryProviderBic.NATURE_ID);
		RepositoryProvider.map(projectB, RepositoryProviderNaish.NATURE_ID);
		final RepositoryProviderNaish naishProvider = (RepositoryProviderNaish)RepositoryProvider.getProvider(projectB, RepositoryProviderNaish.NATURE_ID);
		assertTrue(bicProvider!=null && naishProvider!=null);
		
		// only testing that dispatching works, resources plugin is testing the rest of the API
		final boolean[] calledProjectA = new boolean[] {false, false};
		bicProvider.setMoveDeleteHook(new IMoveDeleteHook() {
			public boolean deleteFile(IResourceTree tree,	IFile file,	int updateFlags, IProgressMonitor monitor) {
				return false;
			}
			public boolean deleteFolder(IResourceTree tree, IFolder folder, int updateFlags, IProgressMonitor monitor) {
				return false;
			}
			public boolean deleteProject(IResourceTree tree, IProject project, int updateFlags, IProgressMonitor monitor) {				
				return false;
			}
			public boolean moveFile(IResourceTree tree, IFile source, IFile destination, int updateFlags, IProgressMonitor monitor) {
				assertTrue(bicProvider.getProject().equals(source.getProject()));
				calledProjectA[0] = true;
				return false;
			}
			public boolean moveFolder(IResourceTree tree,	IFolder source,	IFolder destination, int updateFlags, IProgressMonitor monitor) {
				assertTrue(bicProvider.getProject().equals(source.getProject()));
				calledProjectA[1] = true;
				return false;
			}
			public boolean moveProject(IResourceTree tree, IProject source, IProjectDescription description, int updateFlags, IProgressMonitor monitor) {
				return false;
			}
		});
		
		final boolean[] calledProjectB = new boolean[] {false, false};
		naishProvider.setMoveDeleteHook(new IMoveDeleteHook() {
			public boolean deleteFile(IResourceTree tree,	IFile file,	int updateFlags, IProgressMonitor monitor) {
				return false;
			}
			public boolean deleteFolder(IResourceTree tree, IFolder folder, int updateFlags, IProgressMonitor monitor) {
				return false;
			}
			public boolean deleteProject(IResourceTree tree, IProject project, int updateFlags, IProgressMonitor monitor) {				
				return false;
			}
			public boolean moveFile(IResourceTree tree, IFile source, IFile destination, int updateFlags, IProgressMonitor monitor) {
				assertTrue(bicProvider.getProject().equals(destination.getProject()));
				calledProjectB[0] = true;
				return false;
			}
			public boolean moveFolder(IResourceTree tree, IFolder source,	IFolder destination, int updateFlags, IProgressMonitor monitor) {
				assertTrue(bicProvider.getProject().equals(destination.getProject()));
				calledProjectB[1] = true;
				return false;
			}
			public boolean moveProject(IResourceTree tree, IProject source, IProjectDescription description, int updateFlags, IProgressMonitor monitor) {
				return false;
			}
		});
		
		// test that moving files/folders between two projects with providers calls the destination
		IResource[] resources = buildResources(projectA, new String[] {"moveFile.txt", "moveFolder/"});
		ensureExistsInWorkspace(resources, true);
		resources[0].move(projectB.getFullPath().append("moveFile_new.txt"), false, null);
		resources[1].move(projectB.getFullPath().append("movedFolder"), false, null);
		for (int i = 0; i < calledProjectA.length; i++) {
			assertTrue(calledProjectA[i]  && calledProjectB[i]==false);
		}
		
		// test that moving files/folders from a project with a provider to a project without a provider calls the
		// hooks for the source
		calledProjectA[0] = false; calledProjectA[1] = false;
		calledProjectB[0] = false; calledProjectB[1] = false;
		resources = buildResources(projectA, new String[] {"anotherMovedFiled.txt", "anotherMovedFolder/"});
		ensureExistsInWorkspace(resources, true);
		resources[0].move(projectC.getFullPath().append("moveFileOther_new.txt"), false, null);
		resources[1].move(projectC.getFullPath().append("movedFolderOther"), false, null);
		for (int i = 0; i < calledProjectA.length; i++) {
			assertTrue(calledProjectA[i] && calledProjectB[i]==false);
		}
	}
	
	public void testMapSuccess() throws CoreException, TeamException {
		IProject project = getUniqueTestProject("testLinkSuccess");
		buildResources(project, new String[] { "changed.txt", "deleted.txt", "folder1/", "folder1/a.txt" }, true);
		
		// Test shallow link when URI not allowed
		IFolder folder = project.getFolder("link");
		folder.createLink(getRandomLocation(), IResource.ALLOW_MISSING_LOCAL, null);
		RepositoryProviderWithLinking.setCanHandleLinking(true);
		RepositoryProviderWithLinking.setCanHandleLinkedURI(false);
		RepositoryProvider.map(project, RepositoryProviderWithLinking.TYPE_ID);
		
		// Test shallow link when URI is allowed
		RepositoryProvider.unmap(project);
		folder.delete(false, null);
		folder = project.getFolder("link");
		folder.createLink(getRandomLocation(), IResource.ALLOW_MISSING_LOCAL, null);
		RepositoryProviderWithLinking.setCanHandleLinking(true);
		RepositoryProviderWithLinking.setCanHandleLinkedURI(true);
		RepositoryProvider.map(project, RepositoryProviderWithLinking.TYPE_ID);
		
		// Test deep link when URI is allowed
		RepositoryProvider.unmap(project);
		folder.delete(false, null);
		folder = project.getFolder("folder1/folder2");
		folder.createLink(getRandomLocation(), IResource.ALLOW_MISSING_LOCAL, null);
		RepositoryProviderWithLinking.setCanHandleLinking(true);
		RepositoryProviderWithLinking.setCanHandleLinkedURI(true);
		RepositoryProvider.map(project, RepositoryProviderWithLinking.TYPE_ID);
	}
	
	public void testLinkSuccess() throws CoreException, TeamException {
		IProject project = getUniqueTestProject("testLinkSuccess");
		buildResources(project, new String[] { "changed.txt", "deleted.txt", "folder1/", "folder1/a.txt" }, true);
		RepositoryProviderWithLinking.setCanHandleLinking(true);
		RepositoryProviderWithLinking.setCanHandleLinkedURI(false);
		RepositoryProvider.map(project, RepositoryProviderWithLinking.TYPE_ID);
		// Test shallow link when URI not allowed
		IFolder folder = project.getFolder("link");
		folder.createLink(getRandomLocation(), IResource.ALLOW_MISSING_LOCAL, null);
		// Test shallow link when URI is allowed
		RepositoryProviderWithLinking.setCanHandleLinkedURI(true);
		folder.delete(false, null);
		folder = project.getFolder("link");
		folder.createLink(getRandomLocation(), IResource.ALLOW_MISSING_LOCAL, null);
		// Test deep link
		RepositoryProviderWithLinking.setCanHandleLinkedURI(true);
		folder = project.getFolder("folder1/folder2");
		folder.createLink(getRandomLocation(), IResource.ALLOW_MISSING_LOCAL, null);
	}

	public void testMapFailure() throws CoreException, TeamException {
		IProject project = getUniqueTestProject("testMapFailure");
		buildResources(project, new String[] { "changed.txt", "deleted.txt", "folder1/", "folder1/a.txt" }, true);
		IFolder folder = project.getFolder("link");
		folder.createLink(getRandomLocation(), IResource.ALLOW_MISSING_LOCAL, null);
		RepositoryProviderWithLinking.setCanHandleLinking(false);
		RepositoryProviderWithLinking.setCanHandleLinkedURI(false);
		// Test shallow link
		boolean fail = true;
		try {
			RepositoryProvider.map(project, RepositoryProviderWithLinking.TYPE_ID);
		} catch (TeamException e) {
			if (e.getStatus().getCode() != IResourceStatus.LINKING_NOT_ALLOWED) {
				throw e;
			}
			fail = false;
		}
		if (fail)
			fail("Link should be disallowed");
		// Test deep link
		folder.delete(false, null);
		folder = project.getFolder("folder1/folder2");
		folder.createLink(getRandomLocation(), IResource.ALLOW_MISSING_LOCAL, null);
		fail = true;
		try {
			RepositoryProvider.map(project, RepositoryProviderWithLinking.TYPE_ID);
		} catch (TeamException e) {
			if (e.getStatus().getCode() != IResourceStatus.LINKING_NOT_ALLOWED) {
				throw e;
			}
			fail = false;
		}
		if (fail)
			fail("Link should be disallowed");
		
		// Test deep failure when shallow is allowed
		folder.delete(false, null);
		RepositoryProviderWithLinking.setCanHandleLinking(true);
		folder = project.getFolder("folder1/folder2");
		folder.createLink(getRandomLocation(), IResource.ALLOW_MISSING_LOCAL, null);
		fail = true;
		try {
			RepositoryProvider.map(project, RepositoryProviderWithLinking.TYPE_ID);
		} catch (TeamException e) {
			if (e.getStatus().getCode() != IResourceStatus.LINKING_NOT_ALLOWED) {
				throw e;
			}
			fail = false;
		}
		if (fail)
			fail("Link should be disallowed");
	}
	

	public void testLinkFailure() throws CoreException, TeamException {
		IProject project = getUniqueTestProject("testLinkFailure");
		buildResources(project, new String[] { "changed.txt", "deleted.txt", "folder1/", "folder1/a.txt" }, true);
		RepositoryProviderWithLinking.setCanHandleLinking(false);
		RepositoryProviderWithLinking.setCanHandleLinkedURI(false);
		RepositoryProvider.map(project, RepositoryProviderWithLinking.TYPE_ID);
		IFolder folder = project.getFolder("link");
		// Test shallow link
		boolean fail = true;
		try {
			folder.createLink(getRandomLocation(), IResource.ALLOW_MISSING_LOCAL, null);
		} catch (CoreException e) {
			if (e.getStatus().getCode() != IResourceStatus.LINKING_NOT_ALLOWED) {
				throw e;
			}
			fail = false;
		}
		if (fail)
			fail("Link should be disallowed");
		// Test deep link
		folder = project.getFolder("folder1/folder2");
		fail = true;
		try {
			folder.createLink(getRandomLocation(), IResource.ALLOW_MISSING_LOCAL, null);
		} catch (CoreException e) {
			if (e.getStatus().getCode() != IResourceStatus.LINKING_NOT_ALLOWED) {
				throw e;
			}
			fail = false;
		}
		if (fail)
			fail("Link should be disallowed");
		
		// Test deep link when shallow allowed
		RepositoryProviderWithLinking.setCanHandleLinking(true);
		folder = project.getFolder("folder1/folder2");
		fail = true;
		try {
			folder.createLink(getRandomLocation(), IResource.ALLOW_MISSING_LOCAL, null);
		} catch (CoreException e) {
			if (e.getStatus().getCode() != IResourceStatus.LINKING_NOT_ALLOWED) {
				throw e;
			}
			fail = false;
		}
		if (fail)
			fail("Link should be disallowed");
	}
	
	public void testIsShared() throws CoreException, TeamException {
		IProject project1 = getUniqueTestProject("testGetProviderById_1");
		RepositoryProvider.map(project1, RepositoryProviderBic.NATURE_ID);
		assertTrue(RepositoryProvider.isShared(project1));
		project1.close(null);
		assertTrue(!RepositoryProvider.isShared(project1));
		project1.open(null);
		assertTrue(RepositoryProvider.isShared(project1));
		RepositoryProvider.unmap(project1);
		assertTrue(!RepositoryProvider.isShared(project1));
	}
	
}

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